US Bridges

US 45(FAS 1522) over Upper Salt Creek

FairPosted for load

Champaign County, Illinois · .7 MI S of Ludlow · Structure no. 010004100000000

Built
1953
72 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
3,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 45(FAS 1522) over Upper Salt Creek is a concrete slab carrying US 45(FAS 1522) over Upper Salt Creek in Champaign County, Illinois. It was built in 1953, so it is 72 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 3,400 vehicles a day, roughly 6% of them trucks, projected to reach 3,333 by 2046. The structure is 23 ft (6.9 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 45(FAS 1522)
CrossesUpper Salt Creek
Location.7 MI S of Ludlow
RouteU.S. Route 45
CountyChampaign County
StateIllinois
Coordinates40.37474, -88.13105
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.7 US tons
Inventory rating23.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span22 ft (6.7 m)
Deck width42 ft (12.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2023)
Projected traffic3,333 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45(FAS 1522) over Upper Salt Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is US 45(FAS 1522) over Upper Salt Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does US 45(FAS 1522) over Upper Salt Creek carry?

About 3,400 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US 45(FAS 1522) over Upper Salt Creek?

The structure is 23 ft (6.9 m) long with a longest span of 22 ft (6.7 m) and a deck 42 ft wide.

Who owns US 45(FAS 1522) over Upper Salt Creek?

It is owned by the State Highway Agency.